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Add variadic macro for BENCHMARK_TEMPLATE in c++11 and beyond.

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This commit is contained in:
Eric Fiselier 2015-03-18 14:50:50 -04:00
parent 01bba479ac
commit 38066e8bdc
1 changed files with 11 additions and 1 deletions
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12
include/benchmark/benchmark_api.h
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@ -445,7 +445,7 @@ class Benchmark {
// BENCHMARK_TEMPLATE(BM_Foo, 1);
//
// will register BM_Foo<1> as a benchmark.
#define BENCHMARK_TEMPLATE(n, a) \
#define BENCHMARK_TEMPLATE1(n, a) \
static ::benchmark::internal::Benchmark* BENCHMARK_CONCAT( \
_benchmark_, n, __LINE__) BENCHMARK_UNUSED = \
(new ::benchmark::internal::Benchmark(#n "<" #a ">", n<a>))
@ -455,6 +455,16 @@ class Benchmark {
_benchmark_, n, __LINE__) BENCHMARK_UNUSED = \
(new ::benchmark::internal::Benchmark(#n "<" #a "," #b ">", n<a, b>))
#if __cplusplus >= 201103L
#define BENCHMARK_TEMPLATE(n, ...) \
static ::benchmark::internal::Benchmark* BENCHMARK_CONCAT( \
_benchmark_, n, __LINE__) BENCHMARK_UNUSED = \
(new ::benchmark::internal::Benchmark( \
#n "<" #__VA_ARGS__ ">", n<__VA_ARGS__>))
#else
#define BENCHMARK_TEMPLATE(n, a) BENCHMARK_TEMPLATE1(n, a)
#endif
// Helper macro to create a main routine in a test that runs the benchmarks
#define BENCHMARK_MAIN() \
int main(int argc, const char** argv) { \